{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6876094c7828455c0b68c77d2d10675b950c0ebf443b7af4f36aeb03578ef530",
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}